# Copyright (c) 2013 The Johns Hopkins University/Applied Physics Laboratory
# All Rights Reserved.
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

from castellan import options as castellan_opts
from oslo_config import cfg
from oslo_log import log as logging
from oslo_utils import importutils

LOG = logging.getLogger(__name__)

CONF = cfg.CONF

castellan_opts.set_defaults(CONF)


def API(conf=CONF):
    cls = importutils.import_class(conf.key_manager.backend)
    return cls(conf)
